JPH048094Y2 - - Google Patents
Info
- Publication number
- JPH048094Y2 JPH048094Y2 JP1987056302U JP5630287U JPH048094Y2 JP H048094 Y2 JPH048094 Y2 JP H048094Y2 JP 1987056302 U JP1987056302 U JP 1987056302U JP 5630287 U JP5630287 U JP 5630287U JP H048094 Y2 JPH048094 Y2 JP H048094Y2
- Authority
- JP
- Japan
- Prior art keywords
- phase
- phase motor
- motor
- flexible
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Screw Conveyors (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、籾や麦等の穀粒やその他の粒状物を
搬送する可撓性スクリユーコンベアに関する。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a flexible screw conveyor for conveying grains such as paddy and wheat, and other granular materials.
（従来技術）
可撓性スクリユーコンベアは、実公昭45−
33139号公報や実公昭46−18185号公報等に記載さ
れているように、可撓性移送筒にコイルバネ状の
移送杆を内装して、移送杆をモータで回転駆動す
るようにしている。(Prior art) The flexible screw conveyor was developed in 1974.
As described in Japanese Utility Model Publication No. 33139 and Japanese Utility Model Publication No. 46-18185, a coil spring-like transfer rod is installed inside a flexible transfer tube, and the transfer rod is rotationally driven by a motor.
（考案が解決しようとする問題点）
前記の移送杆を回転駆動するモータは、三相モ
ータを使用する場合がある。(Problems to be Solved by the Invention) A three-phase motor may be used as the motor for rotationally driving the transfer rod.
この三相モータを使用した場合には、電源と三
相モータとの結線に注意しないと三相モータが逆
回転して移送杆による粒状物の搬送方向が逆にな
る場合がある。また、電源側配線の位相が不明の
場合には、一旦三相モータと電源とを結線して三
相モータを回転させて回転方向を確認し、逆回転
であれば結線を直す作業をしなければならない。 When this three-phase motor is used, if care is not taken in connecting the power supply and the three-phase motor, the three-phase motor may rotate in the opposite direction and the direction in which the granular material is transported by the transfer rod may be reversed. In addition, if the phase of the power supply side wiring is unknown, first connect the three-phase motor to the power supply, rotate the three-phase motor, check the rotation direction, and if the rotation is in the opposite direction, correct the wiring. Must be.
そこで、本考案は、電源側配線と三相モータと
をどのように結線しても常に三相モータが所望の
一定方向へ回転するようにすることを目的とす
る。 Therefore, an object of the present invention is to ensure that the three-phase motor always rotates in a desired constant direction no matter how the power supply side wiring and the three-phase motor are connected.
（問題点を解決するための手段）
本考案では、次の如く構成した。すなわち、可
撓性移送筒１に内装したコイルバネ状の移送杆２
を三相モータＭで駆動すべくした可撓性スクリユ
ーコンベアにおいて、電源から三相モータＭへの
結線を切り換える２個の電磁接触器MC１，MC
２を設けると共に、この電磁接触器MC１，MC
２の電源側配線３，４を流れる電流の位相を検出
してその位相に応じて順相に変換すべく一方の接
点４６Ｒ−Ｃ１，４６Ｒ−Ｃ２をONする逆相修
正リレー４６Ｒを設け、該接点４６Ｒ−Ｃ１，４
６Ｒ−Ｃ２のON作動に伴つて前記電磁接触器
MC１，MC２の一方側が投入し、三相モータＭ
が常時一定方向へ回転すべくした。(Means for solving the problems) The present invention is configured as follows. That is, a coil spring-like transfer rod 2 installed inside a flexible transfer tube 1
In a flexible screw conveyor that is intended to be driven by a three-phase motor M, two electromagnetic contactors MC1 and MC are used to switch the connection from the power supply to the three-phase motor M.
2, and these electromagnetic contactors MC1 and MC
A reverse phase correction relay 46R is provided to turn on one contact 46R-C1, 46R-C2 in order to detect the phase of the current flowing through the power supply side wiring 3, 4 of No. 2 and convert it to normal phase according to the phase. Contact 46R-C1,4
With the ON operation of 6R-C2, the electromagnetic contactor
One side of MC1 and MC2 is turned on, and three-phase motor M
was designed to always rotate in a fixed direction.
（考案の作用）
三相モータＭを駆動するために前記構成の回路
を電源と結線すると、２個の電磁接触器MC１，
MC２の電源側配線３，４を流れる電流の位相を
逆相修正リレー４６Ｒが検出して、逆相の場合に
は接点４６Ｒ−Ｃ１，４６Ｒ−Ｃ２の一方側を
ON作動して三相モータＭへの入力が正相となる
よう電磁接触器MC１，MC２の一方側を投入す
ることになり、三相モータＭが逆回転することが
ない。(Operation of the invention) When the circuit with the above configuration is connected to a power source to drive the three-phase motor M, two electromagnetic contactors MC1,
The negative phase correction relay 46R detects the phase of the current flowing through the power supply side wires 3 and 4 of the MC2, and when the phase is negative, one side of the contacts 46R-C1 and 46R-C2 is
One side of the electromagnetic contactors MC1 and MC2 is turned ON so that the input to the three-phase motor M becomes the positive phase, and the three-phase motor M does not rotate in the reverse direction.
（考案の効果）
前記の如く、逆相修正リレー４６Ｒによる電源
側の電流位相の検出によつて、三相モータＭが常
に所定の回転方向へ回転するよう自動的に切り換
えるので、電源との結線ミスによる移送杆２の逆
回転事故を防止できるのである。(Effect of the invention) As described above, the detection of the current phase on the power supply side by the negative phase correction relay 46R automatically switches the three-phase motor M so that it always rotates in the predetermined rotation direction, so that the connection with the power supply is This makes it possible to prevent an accident in which the transfer rod 2 rotates in the wrong direction due to a mistake.
（実施例） 次に、本考案の一実施例を説明する。(Example) Next, one embodiment of the present invention will be described.
この実施例における可撓性スクリユーコンベア
は、第２図に示す如く、基台６上に伸縮支柱７を
介して取出筒８を設け、この取出筒８に連結した
可撓性移送筒１とコイルバネ状の移送杆２とで、
可撓性移送筒１の他端から取り込んだ粒状物を取
出筒８内へ搬送し、取出口９から排出するように
している。 As shown in FIG. 2, the flexible screw conveyor in this embodiment includes a take-out tube 8 provided on a base 6 via a telescopic column 7, and a flexible transfer tube 1 connected to the take-out tube 8. With a coil spring-like transfer rod 2,
The granules taken in from the other end of the flexible transfer cylinder 1 are conveyed into the take-out cylinder 8 and are discharged from the take-out port 9.
三相モータＭは、基台６内に内装し、その出力
軸１１に伸縮軸１１を連結し、伸縮軸１１と中間
軸１２とをギヤ１３，１４で伝動し、さらに中間
軸１２と移送杆２の駆動軸１５とをプーリ１６，
１７とベルト１８とで伝動して、三相モータＭの
出力で移送杆２を回転駆動するようにしている。 The three-phase motor M is installed inside the base 6, has a telescopic shaft 11 connected to its output shaft 11, transmits power between the telescopic shaft 11 and the intermediate shaft 12 through gears 13 and 14, and further connects the intermediate shaft 12 and the transfer rod. 2 drive shaft 15 and pulley 16,
17 and a belt 18, and the output of the three-phase motor M rotates the transfer rod 2.
伸縮支柱７は、締付具１９を緩めて上下に伸縮
し、取出筒８の高さすなわち排出口９の高さを調
節でき、伸縮軸１１も共に伸縮する。 The telescopic column 7 can be expanded and contracted up and down by loosening the fastener 19 to adjust the height of the take-out cylinder 8, that is, the height of the discharge port 9, and the telescopic shaft 11 is also expanded and contracted.
この伸縮支柱７の上下略中間部には軸まわりに
回動固定可能にした操作ボツクス２０を設けてい
る。STは三相モータのスタートスイツチ、STP
は停止用のスイツチである。 An operation box 20 is provided approximately midway between the upper and lower ends of the telescoping column 7 and is rotatable and fixed around an axis. ST is a three-phase motor start switch, STP
is a stop switch.
三相モータＭの電気制御回路は、第１図に示す
通りで、配線用しゃ断器MCB、２個の電磁接触
器MC１，MC２、逆相修正リレー４６Ｒ、スタ
ートスイツチST、非常停止用スイツチSTPで回
路を構成している。 The electrical control circuit of the three-phase motor M is as shown in Figure 1, and consists of a wiring breaker MCB, two electromagnetic contactors MC1 and MC2, a negative phase correction relay 46R, a start switch ST, and an emergency stop switch STP. It constitutes a circuit.
まず、配線用しや断器MCBを投入すると、逆
相修正リレー４６Ｒが配線３，４の電流位相を検
出し、三相モータＭが正転する位相の場合は、接
点４６Ｒ−Ｃ１，４６Ｒ−Ｃ２が図示の通りで切
り換ることなく、電磁接触器MC１が作動する状
態となり、三相モータＭが逆転する位相の場合に
は、接点４６Ｒ−Ｃ１が開き接点４６Ｒ−Ｃ２が
閉じて三相モータＭへの入力を正相にする電磁接
触器MC２が作動する状態となる。 First, when the wiring sheath breaker MCB is turned on, the negative phase correction relay 46R detects the current phase of the wirings 3 and 4, and if the phase is such that the three-phase motor M rotates forward, the contacts 46R-C1, 46R- If C2 does not switch as shown in the diagram and the magnetic contactor MC1 is activated and the three-phase motor M is in the reverse phase, contacts 46R-C1 open and contacts 46R-C2 close, and the three-phase The electromagnetic contactor MC2, which makes the input to the motor M in the positive phase, is activated.
この状態でスタートスイツチSTを押すとリレ
ーＲ１が働き接点Ｒ１−ａ１，Ｒ１−ａ２が接触
して自己保持回路を形成し、２つの電磁接触器
MC１，NC２の内一方が作動して三相モータＭ
が回転を始めることになる。 When start switch ST is pressed in this state, relay R1 is activated and contacts R1-a1 and R1-a2 come into contact to form a self-holding circuit, and the two electromagnetic contactors
One of MC1 and NC2 operates and three-phase motor M
will start rotating.
停止スイツチSTPを押すと、リレーＲ１の通
電が断たれて接点Ｒ１−ａ１，Ｒ１−ａ２が離れ
て電磁接触器MC１，MC２が切れ、三相モータ
Ｍが停止することになる。 When the stop switch STP is pressed, the relay R1 is de-energized, the contacts R1-a1 and R1-a2 are separated, the electromagnetic contactors MC1 and MC2 are turned off, and the three-phase motor M is stopped.
尚、三相モータＭの電源コードをソケツト等で
分離可能にする場合には、配線用しや断器MCB
の部分で分離するようにするのである。 In addition, if the power cord of the three-phase motor M can be separated using a socket, etc., use a wiring sheath or disconnector MCB.
This is done so that the parts are separated.
図は、本考案の一実施例を示すもので、第１図
は回路図、第２図は一部を破断した側面図であ
る。
１……可撓性移送筒、２……移送杆、３，４…
…電源側配線、Ｍ……三相モータ、MC１……正
相用電磁接触器、MC２……逆相用電磁接触器、
４６Ｒ……逆相修正リレー、４６Ｒ−Ｃ１，４６
Ｒ−Ｃ２……逆相修正リレー接点。
The figures show an embodiment of the present invention, with FIG. 1 being a circuit diagram and FIG. 2 being a partially cutaway side view. 1...Flexible transfer tube, 2...Transfer rod, 3, 4...
...power supply side wiring, M...three-phase motor, MC1...magnetic contactor for positive phase, MC2...magnetic contactor for negative phase,
46R...Reverse phase correction relay, 46R-C1, 46
R-C2...Reverse phase correction relay contact.
Claims (1)
杆２を三相モータＭで駆動すべくした可撓性スク
リユーコンベアにおいて、電源から三相モータＭ
への結線を切り換える２個の電磁接触器MC１，
MC２を設けると共に、この電磁接触器MC１，
MC２の電源側配線３，４を流れる電流の位相を
検出してその位相に応じて順相に変換すべく一方
の接点４６Ｒ−Ｃ１，４６Ｒ−Ｃ２をONする逆
相修正リレー４６Ｒを設け、該接点４６Ｒ−Ｃ
１，４６Ｒ−Ｃ２のON作動に伴つて前記電磁接
触器MC１，MC２の一方側が投入し、三相モー
タＭが常時一定方向へ回転すべくしてなる可撓性
スクリユーコンベアの駆動モータ逆転防止装置。 In a flexible screw conveyor in which a coil spring-shaped transfer rod 2 housed in a flexible transfer tube 1 is driven by a three-phase motor M, the three-phase motor M is connected to the power source.
Two electromagnetic contactors MC1 to switch the connection to
In addition to providing MC2, this electromagnetic contactor MC1,
A negative phase correction relay 46R is installed to turn on one contact 46R-C1, 46R-C2 in order to detect the phase of the current flowing through the power supply side wiring 3, 4 of the MC2 and convert it to normal phase according to the phase. Contact 46R-C
A drive motor reverse rotation prevention device for a flexible screw conveyor, in which one side of the electromagnetic contactors MC1 and MC2 is turned on with the ON operation of 1,46R-C2, and the three-phase motor M is always rotated in a fixed direction. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987056302U JPH048094Y2 (en) | 1987-04-14 | 1987-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987056302U JPH048094Y2 (en) | 1987-04-14 | 1987-04-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63162713U JPS63162713U (en) | 1988-10-24 |
| JPH048094Y2 true JPH048094Y2 (en) | 1992-03-02 |
Family
ID=30884996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987056302U Expired JPH048094Y2 (en) | 1987-04-14 | 1987-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048094Y2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5762719U (en) * | 1980-10-02 | 1982-04-14 |
-
1987
- 1987-04-14 JP JP1987056302U patent/JPH048094Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63162713U (en) | 1988-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6883795B2 (en) | Electric clamp | |
| US6585246B2 (en) | Electric clamp | |
| EP0049901B1 (en) | A wiper device for an automotive vehicle | |
| JPS6253188A (en) | DC motor control device | |
| US5256921A (en) | Gear motor with rotary switch | |
| US4517506A (en) | Wrench provided with an alternating current drive motor | |
| US3796937A (en) | Motor-driven line transfer control | |
| US5100101A (en) | Electromechanical bidirectional rotation device | |
| US6304047B1 (en) | Wiper motor control apparatus | |
| US4093896A (en) | Speed control for rotatable element driven by direct current motors | |
| DE59908365D1 (en) | Hose reel for passenger boarding bridges | |
| KR0155907B1 (en) | Electric supply device of moving robot | |
| JPS5831642Y2 (en) | Screw tightening alarm device | |
| KR200147001Y1 (en) | Electric Driver Controller | |
| JPH0235676Y2 (en) | ||
| KR920004216Y1 (en) | Rewinding circuit for a camera | |
| JPH0312072Y2 (en) | ||
| JP2529265Y2 (en) | Motor abnormality detection device | |
| JPH1179343A (en) | Automatic conveyor belt meandering device | |
| JPS609048Y2 (en) | Drive circuit for air control door for air conditioning | |
| JPH0419328Y2 (en) | ||
| JPH0728385Y2 (en) | Power window equipment | |
| JPS582124Y2 (en) | Dengen Cairo | |
| JPS6321198Y2 (en) | ||
| JP2002120928A (en) | Zone control type conveyor system and signal interrupt device |